20. Ohm’s law
It is the most famous law in electrical engineering that shows the relation between the voltage and the current that flows in resistance. In a direct current circuit, the following relation is established where Voltage is E, Current is I and Resistance is R.
| Fundamental law | |
|---|---|
|
|
|
| In case of series resistance | |
|
|
|
| In case of parallel resistance | |
|
|
|
